/***************************************************************************** * | File : EPD_5IN83BC.c * | Author : Waveshare team * | Function : 5.83inch e-paper b&c * | Info : * | This version: V3.0 * | Date : 2019-06-13 * | Info : * ----------------------------------------------------------------------------- * V3.0(2019-06-13): * 1.Change: * EPD_Reset() => EPD_5IN83BC_Reset() * EPD_SendCommand() => EPD_5IN83BC_SendCommand() * EPD_SendData() => EPD_5IN83BC_SendData() * EPD_WaitUntilIdle() => EPD_5IN83BC_ReadBusy() * EPD_Init() => EPD_5IN83BC_Init() * EPD_Clear() => EPD_5IN83BC_Clear() * EPD_Display() => EPD_5IN83BC_Display() * EPD_Sleep() => EPD_5IN83BC_Sleep() * 2.Remove: * #define PANEL_SETTING 0x00 * #define POWER_SETTING 0x01 * #define POWER_OFF 0x02 * #define POWER_OFF_SEQUENCE_SETTING 0x03 * #define POWER_ON 0x04 * #define POWER_ON_MEASURE 0x05 * #define BOOSTER_SOFT_START 0x06 * #define DEEP_SLEEP 0x07 * #define DATA_START_TRANSMISSION_1 0x10 * #define DATA_STOP 0x11 * #define DISPLAY_REFRESH 0x12 * #define IMAGE_PROCESS 0x13 * #define LUT_FOR_VCOM 0x20 * #define LUT_BLUE 0x21 * #define LUT_WHITE 0x22 * #define LUT_GRAY_1 0x23 * #define LUT_GRAY_2 0x24 * #define LUT_RED_0 0x25 * #define LUT_RED_1 0x26 * #define LUT_RED_2 0x27 * #define LUT_RED_3 0x28 * #define LUT_XON 0x29 * #define PLL_CONTROL 0x30 * #define TEMPERATURE_SENSOR_COMMAND 0x40 * #define TEMPERATURE_CALIBRATION 0x41 * #define TEMPERATURE_SENSOR_WRITE 0x42 * #define TEMPERATURE_SENSOR_READ 0x43 * #define VCOM_AND_DATA_INTERVAL_SETTING 0x50 * #define LOW_POWER_DETECTION 0x51 * #define TCON_SETTING 0x60 * #define TCON_RESOLUTION 0x61 * #define SPI_FLASH_CONTROL 0x65 * #define REVISION 0x70 * #define GET_STATUS 0x71 * #define AUTO_MEASUREMENT_VCOM 0x80 * #define READ_VCOM_VALUE 0x81 * #define VCM_DC_SETTING 0x82 * 3.add: * EPD_5IN83BC_DisplayHalfScreen() * ----------------------------------------------------------------------------- * V2.0(2018-11-09): * 1.Remove:ImageBuff[EPD_HEIGHT * EPD_WIDTH / 8] * 2.Change:EPD_Display(UBYTE *Image) * Need to pass parameters: pointer to cached data # # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documnetation files (the "Software"), to deal # in the Software without restriction, including without limitation the rights # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell # copies of the Software, and to permit persons to whom the Software is # furished to do so, subject to the following conditions: # # The above copyright notice and this permission notice shall be included in # all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN # THE SOFTWARE. # ******************************************************************************/ #include "EPD_5in83bc.h" #include "Debug.h" /****************************************************************************** function : Software reset parameter: ******************************************************************************/ static void EPD_5IN83BC_Reset(void) { DEV_Digital_Write(EPD_RST_PIN, 1); DEV_Delay_ms(200); DEV_Digital_Write(EPD_RST_PIN, 0); DEV_Delay_ms(2); DEV_Digital_Write(EPD_RST_PIN, 1); DEV_Delay_ms(200); } /****************************************************************************** function : send command parameter: Reg : Command register ******************************************************************************/ static void EPD_5IN83BC_SendCommand(UBYTE Reg) { DEV_Digital_Write(EPD_DC_PIN, 0); DEV_Digital_Write(EPD_CS_PIN, 0); DEV_SPI_WriteByte(Reg); DEV_Digital_Write(EPD_CS_PIN, 1); } /****************************************************************************** function : send data parameter: Data : Write data ******************************************************************************/ static void EPD_5IN83BC_SendData(UBYTE Data) { DEV_Digital_Write(EPD_DC_PIN, 1); DEV_Digital_Write(EPD_CS_PIN, 0); DEV_SPI_WriteByte(Data); DEV_Digital_Write(EPD_CS_PIN, 1); } /****************************************************************************** function : Wait until the busy_pin goes LOW parameter: ******************************************************************************/ void EPD_5IN83BC_ReadBusy(void) { UBYTE busy; Debug("e-Paper busy\r\n"); do { EPD_5IN83BC_SendCommand(0x71); busy = DEV_Digital_Read(EPD_BUSY_PIN); busy =!(busy & 0x01); } while(busy); Debug("e-Paper busy release\r\n"); } /****************************************************************************** function : Turn On Display parameter: ******************************************************************************/ static void EPD_5IN83BC_TurnOnDisplay(void) { EPD_5IN83BC_SendCommand(0x04); // POWER ON EPD_5IN83BC_ReadBusy(); EPD_5IN83BC_SendCommand(0x12); // display refresh DEV_Delay_ms(100); EPD_5IN83BC_ReadBusy(); } /****************************************************************************** function : Initialize the e-Paper register parameter: ******************************************************************************/ void EPD_5IN83BC_Init(void) { EPD_5IN83BC_Reset(); EPD_5IN83BC_SendCommand(0x01); // POWER_SETTING EPD_5IN83BC_SendData(0x37); EPD_5IN83BC_SendData(0x00); EPD_5IN83BC_SendCommand(0x00); // PANEL_SETTING EPD_5IN83BC_SendData(0xCF); EPD_5IN83BC_SendData(0x08); EPD_5IN83BC_SendCommand(0x30); // PLL_CONTROL EPD_5IN83BC_SendData(0x3A); //PLL: 0-15:0x3C, 15+:0x3A EPD_5IN83BC_SendCommand(0x82); // VCM_DC_SETTING EPD_5IN83BC_SendData(0x28); //all temperature range EPD_5IN83BC_SendCommand(0x06); // BOOSTER_SOFT_START EPD_5IN83BC_SendData (0xc7); EPD_5IN83BC_SendData (0xcc); EPD_5IN83BC_SendData (0x15); EPD_5IN83BC_SendCommand(0x50); // VCOM AND DATA INTERVAL SETTING EPD_5IN83BC_SendData(0x77); EPD_5IN83BC_SendCommand(0x60); // TCON_SETTING EPD_5IN83BC_SendData(0x22); EPD_5IN83BC_SendCommand(0x65); // FLASH CONTROL EPD_5IN83BC_SendData(0x00); EPD_5IN83BC_SendCommand(0x61); // TCON_RESOLUTION EPD_5IN83BC_SendData (0x02); // source 600 EPD_5IN83BC_SendData (0x58); EPD_5IN83BC_SendData (0x01); // gate 448 EPD_5IN83BC_SendData (0xc0); EPD_5IN83BC_SendCommand(0xe5); // FLASH MODE EPD_5IN83BC_SendData(0x03); } /****************************************************************************** function : Clear screen parameter: ******************************************************************************/ void EPD_5IN83BC_Clear(void) { UWORD Width, Height; Width = (EPD_5IN83BC_WIDTH % 8 == 0)? (EPD_5IN83BC_WIDTH / 8): (EPD_5IN83BC_WIDTH / 8 + 1); Height = EPD_5IN83BC_HEIGHT; EPD_5IN83BC_SendCommand(0x10); for (UWORD j = 0; j < Height; j++) { for (UWORD i = 0; i < Width; i++) { for(UBYTE k = 0; k < 4; k++) { EPD_5IN83BC_SendData(0x33); } } } EPD_5IN83BC_TurnOnDisplay(); } /****************************************************************************** function : Sends the image buffer in RAM to e-Paper and displays parameter: ******************************************************************************/ void EPD_5IN83BC_Display(const UBYTE *blackimage, const UBYTE *ryimage) { UBYTE Data_Black, Data_RY, Data; UDOUBLE i, j, Width, Height; Width = (EPD_5IN83BC_WIDTH % 8 == 0)? (EPD_5IN83BC_WIDTH / 8 ): (EPD_5IN83BC_WIDTH / 8 + 1); Height = EPD_5IN83BC_HEIGHT; EPD_5IN83BC_SendCommand(0x10); for (j = 0; j < Height; j++) { for (i = 0; i < Width; i++) { Data_Black = blackimage[i + j * Width]; Data_RY = ryimage[i + j * Width]; // red or yellow for(UBYTE k = 0; k < 8; k++) { if ((Data_RY & 0x80) == 0x00) { Data = 0x04; //red } else if ((Data_Black & 0x80) == 0x00) { Data = 0x00; //black } else { Data = 0x03; //white } Data = (Data << 4) & 0xFF; Data_Black = (Data_Black << 1) & 0xFF; Data_RY = (Data_RY << 1) & 0xFF; k += 1; if((Data_RY & 0x80) == 0x00) { Data |= 0x04; //red } else if ((Data_Black & 0x80) == 0x00) { Data |= 0x00; //black } else { Data |= 0x03; //white } Data_Black = (Data_Black << 1) & 0xFF; Data_RY = (Data_RY << 1) & 0xFF; EPD_5IN83BC_SendData(Data); } } } EPD_5IN83BC_TurnOnDisplay(); } /****************************************************************************** function : Sends the image buffer in RAM to e-Paper and displays parameter: ******************************************************************************/ void EPD_5IN83BC_DisplayHalfScreen(const UBYTE *blackimage, const UBYTE *ryimage) { UBYTE Data_Black, Data_RY, Data; UDOUBLE i, j, Width, Height; Width = (EPD_5IN83BC_WIDTH % 8 == 0)? (EPD_5IN83BC_WIDTH / 8 ): (EPD_5IN83BC_WIDTH / 8 + 1); Height = EPD_5IN83BC_HEIGHT; EPD_5IN83BC_SendCommand(0x10); for (j = 0; j < Height / 2; j++) { for (i = 0; i < Width; i++) { Data_Black = blackimage[i + j * Width]; Data_RY = ryimage[i + j * Width]; // red or yellow for(UBYTE k = 0; k < 8; k++) { if ((Data_RY & 0x80) == 0x00) { Data = 0x04; //red } else if ((Data_Black & 0x80) == 0x00) { Data = 0x00; //black } else { Data = 0x03; //white } Data = (Data << 4) & 0xFF; Data_Black = (Data_Black << 1) & 0xFF; Data_RY = (Data_RY << 1) & 0xFF; k += 1; if((Data_RY & 0x80) == 0x00) { Data |= 0x04; //red } else if ((Data_Black & 0x80) == 0x00) { Data |= 0x00; //black } else { Data |= 0x03; //white } Data_Black = (Data_Black << 1) & 0xFF; Data_RY = (Data_RY << 1) & 0xFF; EPD_5IN83BC_SendData(Data); } } } for (j = 0; j < Height / 2; j++) { for (i = 0; i < Width; i++) { for(UBYTE k = 0; k < 4; k++) { EPD_5IN83BC_SendData(0x33); } } } EPD_5IN83BC_TurnOnDisplay(); } /****************************************************************************** function : Enter sleep mode parameter: ******************************************************************************/ void EPD_5IN83BC_Sleep(void) { EPD_5IN83BC_SendCommand(0x02); // POWER_OFF EPD_5IN83BC_ReadBusy(); EPD_5IN83BC_SendCommand(0x07); // DEEP_SLEEP EPD_5IN83BC_SendData(0XA5); }